Finding the Fourth Proportional to 807,440,743, 1,114,267,369.80 and 436,162,714.84
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Solution
The fourth proportional to 807,440,743, 1,114,267,369.80 and 436,162,714.84 is: 601,904,084.33
Step by Step Solution
- Step 1: Write the proportion equation
807,440,743 : 1,114,267,369.80 = 436,162,714.84 : x - Step 2: Convert to fraction form
807,440,743/1,114,267,369.80 = 436,162,714.84/x - Step 3: Cross multiply
807,440,743x = 1,114,267,369.80 × 436,162,714.84 - Step 4: Simplify right side
807,440,743x = 486,001,881,069,594,176 - Step 5: Solve for x
x = 486,001,881,069,594,176/807,440,743 - Step 6: Final answer
x = 601,904,084.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.